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From: SeongJae Park <sj@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: SeongJae Park <sj@kernel.org>, Shuah Khan <shuah@kernel.org>,
	damon@lists.linux.dev, kernel-team@meta.com,
	linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
	linux-mm@kvack.org
Subject: [PATCH 21/22] selftests/damon/sysfs.py: test non-default parameters runtime commit
Date: Sun, 20 Jul 2025 10:16:51 -0700	[thread overview]
Message-ID: <20250720171652.92309-22-sj@kernel.org> (raw)
In-Reply-To: <20250720171652.92309-1-sj@kernel.org>

sysfs.py is testing only the default and minimum DAMON parameters.  Add
another test case for more non-default additional DAMON parameters
commitment on runtime.

Signed-off-by: SeongJae Park <sj@kernel.org>
---
 tools/testing/selftests/damon/sysfs.py | 53 ++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

diff --git a/tools/testing/selftests/damon/sysfs.py b/tools/testing/selftests/damon/sysfs.py
index 429865e5ac9c..b2cb178dda15 100755
--- a/tools/testing/selftests/damon/sysfs.py
+++ b/tools/testing/selftests/damon/sysfs.py
@@ -194,6 +194,59 @@ def main():
 
     assert_ctxs_committed(kdamonds.kdamonds[0].contexts, status['contexts'])
 
+    context = _damon_sysfs.DamonCtx(
+            monitoring_attrs=_damon_sysfs.DamonAttrs(
+                sample_us=100000, aggr_us=2000000,
+                intervals_goal=_damon_sysfs.IntervalsGoal(
+                    access_bp=400, aggrs=3, min_sample_us=5000,
+                    max_sample_us=10000000),
+                update_us=2000000),
+            schemes=[_damon_sysfs.Damos(
+                action='pageout',
+                access_pattern=_damon_sysfs.DamosAccessPattern(
+                    size=[4096, 2**10],
+                    nr_accesses=[3, 317],
+                    age=[5,71]),
+                quota=_damon_sysfs.DamosQuota(
+                    sz=100*1024*1024, ms=100,
+                    goals=[_damon_sysfs.DamosQuotaGoal(
+                        metric='node_mem_used_bp',
+                        target_value=9950,
+                        nid=1)],
+                    reset_interval_ms=1500,
+                    weight_sz_permil=20,
+                    weight_nr_accesses_permil=200,
+                    weight_age_permil=1000),
+                watermarks=_damon_sysfs.DamosWatermarks(
+                    metric = 'free_mem_rate', interval = 500000, # 500 ms
+                    high = 500, mid = 400, low = 50),
+                target_nid=1,
+                apply_interval_us=1000000,
+                dests=_damon_sysfs.DamosDests(
+                    dests=[_damon_sysfs.DamosDest(id=1, weight=30),
+                           _damon_sysfs.DamosDest(id=0, weight=70)]),
+                core_filters=[
+                    _damon_sysfs.DamosFilter(type_='addr', matching=True,
+                                             allow=False, addr_start=42,
+                                             addr_end=4242),
+                    ],
+                ops_filters=[
+                    _damon_sysfs.DamosFilter(type_='anon', matching=True,
+                                             allow=True),
+                    ],
+                )])
+    context.idx = 0
+    context.kdamond = kdamonds.kdamonds[0]
+    kdamonds.kdamonds[0].contexts = [context]
+    kdamonds.kdamonds[0].commit()
+
+    status, err = dump_damon_status_dict(kdamonds.kdamonds[0].pid)
+    if err is not None:
+        print(err)
+        exit(1)
+
+    assert_ctxs_committed(kdamonds.kdamonds[0].contexts, status['contexts'])
+
     kdamonds.stop()
 
 if __name__ == '__main__':
-- 
2.39.5


  parent reply	other threads:[~2025-07-20 17:17 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-20 17:16 [PATCH 00/22] selftests/damon/sysfs.py: test all parameters SeongJae Park
2025-07-20 17:16 ` [PATCH 01/22] selftests/damon/_damon_sysfs: support DAMOS watermarks setup SeongJae Park
2025-07-20 17:16 ` [PATCH 02/22] selftests/damon/_damon_sysfs: support DAMOS filters setup SeongJae Park
2025-07-20 17:16 ` [PATCH 03/22] selftests/damon/_damon_sysfs: support monitoring intervals goal setup SeongJae Park
2025-07-20 17:16 ` [PATCH 04/22] selftests/damon/_damon_sysfs: support DAMOS quota weights setup SeongJae Park
2025-07-20 17:16 ` [PATCH 05/22] selftests/damon/_damon_sysfs: support DAMOS quota goal nid setup SeongJae Park
2025-07-20 17:16 ` [PATCH 06/22] selftests/damon/_damon_sysfs: support DAMOS action dests setup SeongJae Park
2025-07-20 17:16 ` [PATCH 07/22] selftests/damon/_damon_sysfs: support DAMOS target_nid setup SeongJae Park
2025-07-20 17:16 ` [PATCH 08/22] selftests/damon/_damon_sysfs: use 2**32 - 1 as max nr_accesses and age SeongJae Park
2025-07-20 17:16 ` [PATCH 09/22] selftests/damon/drgn_dump_damon_status: dump damos->migrate_dests SeongJae Park
2025-07-20 17:16 ` [PATCH 10/22] selftests/damon/drgn_dump_damon_status: dump ctx->ops.id SeongJae Park
2025-07-20 17:16 ` [PATCH 11/22] selftests/damon/drgn_dump_damon_status: dump DAMOS filters SeongJae Park
2025-07-20 17:16 ` [PATCH 12/22] selftests/damon/sysfs.py: generalize DAMOS Watermarks commit assertion SeongJae Park
2025-07-20 17:16 ` [PATCH 13/22] selftests/damon/sysfs.py: generalize DamosQuota " SeongJae Park
2025-07-20 17:16 ` [PATCH 14/22] selftests/damon/sysfs.py: test quota goal commitment SeongJae Park
2025-07-20 17:16 ` [PATCH 15/22] selftests/damon/sysfs.py: test DAMOS destinations commitment SeongJae Park
2025-07-20 17:16 ` [PATCH 16/22] selftests/damon/sysfs.py: generalize DAMOS schemes commit assertion SeongJae Park
2025-07-22  3:09   ` Andrew Morton
2025-07-22  4:04     ` SeongJae Park
2025-07-20 17:16 ` [PATCH 17/22] selftests/damon/sysfs.py: test DAMOS filters commitment SeongJae Park
2025-07-20 17:16 ` [PATCH 18/22] selftests/damon/sysfs.py: generalize DAMOS schemes commit assertion SeongJae Park
2025-07-20 17:16 ` [PATCH 19/22] selftests/damon/sysfs.py: generalize monitoring attributes " SeongJae Park
2025-07-20 17:16 ` [PATCH 20/22] selftests/damon/sysfs.py: generalize DAMON context " SeongJae Park
2025-07-20 17:16 ` SeongJae Park [this message]
2025-07-20 17:16 ` [PATCH 22/22] selftests/damon/sysfs.py: test runtime reduction of DAMON parameters SeongJae Park

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